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45 lines
1.1 KiB
45 lines
1.1 KiB
import type { Loc } from "./loc"
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import type { AbsInsn2, AbsInsn3, Operand } from "./insn"
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export const prettyPrintBlock = <A extends AbsInsn2 | AbsInsn3>(block: Array<A>): string => {
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return block.map(prettyPrintInsn).join("\n")
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}
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export const prettyPrintInsn = (ssa: AbsInsn2 | AbsInsn3): string => {
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let output = ""
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if ("source1" in ssa) {
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output = `${ppLoc(ssa.dest)} = ${ssa.op}(${ppOp(ssa.source)}, ${ppOp(ssa.source1)})`
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} else if ("op" in ssa) {
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output = `${ppLoc(ssa.dest)} = ${ssa.op}(${ppOp(ssa.source)})`
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} else {
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output = `${ppLoc(ssa.dest)} = ${ppOp(ssa.source)}`
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}
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return output
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}
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const ppOp = (op: Operand): string =>
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typeof op === "number"
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? op.toString()
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: ppLoc(op)
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const ppLoc = (loc: Loc): string => {
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let output = ''
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switch (loc.type) {
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case "register":
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output = `%${loc.name}`
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break
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case "temporary":
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output = `#${loc.name}`
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break
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case "variable":
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output = loc.name
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break
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}
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return output
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}
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